6722258 has 8 divisors (see below), whose sum is σ = 10431180. Its totient is φ = 3245200.

The previous prime is 6722239. The next prime is 6722263. The reversal of 6722258 is 8522276.

It can be written as a sum of positive squares in 2 ways, for example, as 5987809 + 734449 = 2447^2 + 857^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 57893 + ... + 58008.

Almost surely, 2^6722258 is an apocalyptic number.

6722258 is a deficient number, since it is larger than the sum of its proper divisors (3708922).

6722258 is a wasteful number, since it uses less digits than its factorization.

6722258 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 115932.

The product of its digits is 13440, while the sum is 32.

The square root of 6722258 is about 2592.7317639895. The cubic root of 6722258 is about 188.7288928637.

The spelling of 6722258 in words is "six million, seven hundred twenty-two thousand, two hundred fifty-eight".